Antenna



FIG. 1 is a left side elevation of an antenna showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation thereof; and

FIG. 5 is a rear elevation thereof.

The antenna whip is broken away for ease of illustration.

The ornamental design for an antenna, substantially as shown anddescribed.